2015 TK21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3765028000
Semi-major axis (a)1.2068341000 AU
Inclination (i)1.45565000°
Long. of Asc. Node (Ω)352.12105000°
Arg. of Perihelion (ω)110.31069000°
Mean Anomaly (M)181.11269000°
Mean Motion (n)0.7434174100°/day
Perihelion dist (q)0.75245770 AU
Aphelion dist (Q)1.66121050 AU
Orbital Period1.32577970 yr
Physical Parameters
H (abs. magnitude)26.40
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.430″
Uncertainty7
Orbit TypeApollo
MOID0.006346 AU
Observations Used50
Oppositions1
Arc Total
First Observation Used
Last Observation Used2015-10-11
Observations (56)
Date Type RA Dec Mag Band Observatory
2015-10-08 04:34:02 C 23 39 49.95 +20 14 00.6 q 703
2015-10-08 04:41:14 C 23 39 43.76 +20 15 03.6 q 703
2015-10-08 04:48:27 C 23 39 37.41 +20 16 06.7 q 703
2015-10-08 04:55:40 C 23 39 31.02 +20 17 10.2 q 703
2015-10-08 07:01:53 C 23 37 38.87 +20 35 50.1 q 703
2015-10-08 07:03:00 C 23 37 37.81 +20 36 00.4 q 703
2015-10-08 07:04:07 C 23 37 36.91 +20 36 10.4 q 703
2015-10-08 07:05:14 C 23 37 35.77 +20 36 19.5 q 703
2015-10-08 07:06:22 C 23 37 34.67 +20 36 28.4 q 703
2015-10-08 08:17:38 C 23 36 26.09 +20 46 01.1 q H21
2015-10-08 08:26:18 C 23 36 18.43 +20 47 17.2 q H21
2015-10-08 08:34:22 C 23 36 11.29 +20 48 28.5 q H21
2015-10-08 10:21:33 C 23 34 36.82 +21 05 35.9 q G96
2015-10-08 10:23:42 C 23 34 34.90 +21 05 54.7 q G96
2015-10-08 10:25:51 C 23 34 32.92 +21 06 14.7 q G96
2015-10-08 10:27:59 C 23 34 30.97 +21 06 34.0 q G96
2015-10-08 10:31:09 C 23 34 28.05 +21 07 04.0 q 703
2015-10-08 10:32:16 C 23 34 27.18 +21 07 12.0 q 703
2015-10-08 10:33:23 C 23 34 26.27 +21 07 23.2 q 703
2015-10-08 19:49:02 C 23 26 00.40 +22 41 37.9 18.9 t 104
2015-10-08 20:00:16 C 23 25 47.74 +22 43 42.9 18.6 t 104
2015-10-08 20:05:53 C 23 25 41.33 +22 44 45.8 18.8 t 104
2015-10-08 20:44:59 C 23 24 59.48 +22 51 13.4 q J95
2015-10-08 20:52:17 C 23 24 51.11 +22 52 35.5 q J95
2015-10-08 20:59:13 C 23 24 43.21 +22 53 53.4 q J95
2015-10-08 21:21:06 C 23 24 13.68 +22 58 36.1 t 595
2015-10-08 21:26:36 C 23 24 11.85 +22 59 43.4 q I93
2015-10-08 21:29:41 C 23 24 03.64 +23 00 12.5 t 595
2015-10-08 21:35:18 C 23 24 01.61 +23 01 21.4 q I93
2015-10-08 21:44:26 C 23 23 50.93 +23 03 04.6 q I93
2015-10-09 04:49:09 C 23 15 31.44 +24 28 38.8 q I52
2015-10-09 04:49:45 C 23 15 30.64 +24 28 46.4 q I52
2015-10-09 04:50:20 C 23 15 29.80 +24 28 54.3 q I52
2015-10-09 04:50:57 C 23 15 28.98 +24 29 01.6 q I52
2015-10-09 05:46:15 C 23 14 11.82 +24 40 51.1 u 926
2015-10-09 05:49:37 C 23 14 07.06 +24 41 33.8 u 926
2015-10-09 05:52:58 C 23 14 02.28 +24 42 16.5 u 926
2015-10-09 06:22:48 C 23 13 19.90 +24 48 36.4 u 926
2015-10-09 06:26:10 C 23 13 15.12 +24 49 19.3 u 926
2015-10-09 06:29:32 C 23 13 10.30 +24 50 01.9 u 926
2015-10-09 13:52:41 C 23 02 33.57 +26 30 38.6 o 300
2015-10-09 13:54:30 C 23 02 30.59 +26 31 04.4 o 300
2015-10-09 13:56:20 C 23 02 27.50 +26 31 30.8 o 300
2015-10-09 13:58:09 C 23 02 24.44 +26 31 57.6 o 300
2015-10-09 19:00:53 C 22 54 20.95 +27 45 11.7 q J95
2015-10-09 19:10:25 C 22 54 03.34 +27 47 44.8 q J95
2015-10-09 19:19:42 C 22 53 46.15 +27 50 13.0 q J95
2015-10-10 05:05:02 C 22 33 44.69 +30 36 52.3 u 926
2015-10-10 05:08:33 C 22 33 36.08 +30 37 54.2 u 926
2015-10-10 05:12:04 C 22 33 27.51 +30 38 57.1 u 926